Home / 37,080.81-51,176.48-20,951.46

Finding the Fourth Proportional to 37,080.81, 51,176.48 and 20,951.46

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Solution

The fourth proportional to 37,080.81, 51,176.48 and 20,951.46 is: 28,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,080.81 : 51,176.48 = 20,951.46 : x
  2. Step 2: Convert to fraction form
    37,080.81/51,176.48 = 20,951.46/x
  3. Step 3: Cross multiply
    37,080.81x = 51,176.48 × 20,951.46
  4. Step 4: Simplify right side
    37,080.81x = 1,072,222,045.68
  5. Step 5: Solve for x
    x = 1,072,222,045.68/37,080.81
  6. Step 6: Final answer
    x = 28,915.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.